function protobuf_clone() {
    echo "protobuf_clone entry"

    url="https://github.com/protocolbuffers/protobuf.git"
    cd $HOME/gits/github

    echo git clone "${url}"
    git clone "${url}"
}

function protobuf_update() {
    echo "protobuf_update entry"

    cd $HOME/gits/github/protobuf

    echo git pull
    git pull

    echo git submodule update --init --recursive
    git submodule update --init --recursive
}
